package com.atguigu.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.atguigu.common.to.es.SkuESModel;
import com.atguigu.gulimall.search.config.GulimallElasticSearchConfig;
import com.atguigu.gulimall.search.constant.EsConstant;
import com.atguigu.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import lombok.extern.slf4j.XSlf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

import static org.elasticsearch.client.Requests.indexRequest;
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {
    @Autowired
    RestHighLevelClient client;


    @Override
    public boolean productStatusUp(List<SkuESModel> skuESModels) throws IOException {
        //将skuESModels数据保存到ES
        //1.es中建立索引，建立好映射关系

        //2.es中保存数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        //构造保存请求
        skuESModels.forEach(sku -> {
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(sku.getSkuId().toString());
            String s = JSON.toJSONString(sku);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);
        });
        BulkResponse bulk = client.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);

        //TODO 如果错误，批量处理。
        boolean b=bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(BulkItemResponse::getId).collect(Collectors.toList());

        log.info("商品上架成功{}",collect);

         return b;
    }
}
